Home / 29,004.90-43,509.62-12,365.06

Finding the Fourth Proportional to 29,004.90, 43,509.62 and 12,365.06

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Solution

The fourth proportional to 29,004.90, 43,509.62 and 12,365.06 is: 18,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,004.90 : 43,509.62 = 12,365.06 : x
  2. Step 2: Convert to fraction form
    29,004.90/43,509.62 = 12,365.06/x
  3. Step 3: Cross multiply
    29,004.90x = 43,509.62 × 12,365.06
  4. Step 4: Simplify right side
    29,004.90x = 537,998,901.32
  5. Step 5: Solve for x
    x = 537,998,901.32/29,004.90
  6. Step 6: Final answer
    x = 18,548.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.